vs
QUICK ANSWER
"Horas" is a form of "hora", a noun which is often translated as "hour". "Días" is a form of "día", a noun which is often translated as "day". Learn more about the difference between "horas" and "días" below.
la hora(
oh
-
rah
)A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
a. time
Es hora de que se reúnan y tomen una decisión.It is time for them to meet and make a decision.
5. (meeting)
a. appointment
Mañana tengo hora con el podólogo.I have an appointment with the podiatrist tomorrow.
el día(
dee
-
ah
)A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
a. day
Estoy en el restaurante en donde comimos el otro día.I'm at the restaurant where we ate the other day.
2. (daylight)
a. day
Los que trabajan en el turno de noche tienen que dormir de día.Night workers have to sleep during the day.